2214929

Information

• Patent Grant
• 2214929

• References
• Source

• Patent Number

  2,214,929

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1940
  84 years ago

• CPC

  • H03G3/225 - controlling or controlled by the (local) oscillators of a (super)heterodyne receiver

• US Classifications

  • 342 - Communications: directive radio wave systems and devices
  • 455 - Telecommunications